1992-1998 Kawasaki PWC Jet Ski Service Repair Manual., Page 219Get this manual
TACHOMETER Jumper Cables If booster is used engine, the jumper cables be conn and in the proper sequence prevent damage to either battery, or the diodes in the rectifierfregulatorALWAYS cable from the posit terminal of the dead the positive terminal of the good FIRSTNEXT, one of the the cable to the negative terminal of the good and the the good ground on the DO NOT the enginejumper from the good the negative terminal of the low batterySuch will almost always spark which could ignite gases escaping through the holes the filler capsIgniting the gases may result in an explosion destroying the and causing personal INJURYBy making the negative (ground) connection on the engine, if an iswill not be near the batteryDISCONNECT the ground replacing assembly or charging coil, or before connecting any to the ignition systemIf is necessary to trickle charger on dead battery, ALWAYS disconnect one of the cables from the FIRST, o'